/* 必填字段星号样式 */
.required {
    color: #e74c3c;
    font-weight: bold;
    margin-left: 2px;
}

/* 表单组样式 */
.form-group {
    margin-bottom: 15px;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: 500;
    color: #333;
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="password"],
.form-group input[type="tel"],
.form-group input[type="file"] {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 14px;
    transition: border-color 0.3s;
}

.form-group input:focus {
    outline: none;
    border-color: #007bff;
    box-shadow: 0 0 0 2px rgba(0, 123, 255, 0.25);
}

.form-group input[type="file"] {
    padding: 8px;
    background-color: #f8f9fa;
}

/* 文件预览样式 */
.file-preview {
    margin-top: 10px;
    padding: 10px;
    border: 1px solid #e0e0e0;
    border-radius: 4px;
    background-color: #f9f9f9;
    display: none;
}

.file-preview.show {
    display: block;
}

.file-preview img {
    max-width: 200px;
    max-height: 150px;
    border-radius: 4px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.file-preview .file-info {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-top: 5px;
}

.file-preview .file-name {
    font-weight: 500;
    color: #333;
}

.file-preview .file-size {
    color: #666;
    font-size: 12px;
}

.file-preview .remove-file {
    background: #e74c3c;
    color: white;
    border: none;
    padding: 4px 8px;
    border-radius: 3px;
    cursor: pointer;
    font-size: 12px;
    margin-left: auto;
}

.file-preview .remove-file:hover {
    background: #c0392b;
}

/* 上传进度条样式 */
.upload-progress {
    margin-top: 10px;
    padding: 8px;
    background-color: #f8f9fa;
    border-radius: 4px;
    border: 1px solid #e0e0e0;
}

.progress-bar {
    width: 100%;
    height: 8px;
    background-color: #e0e0e0;
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 5px;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #007bff, #0056b3);
    width: 0%;
    transition: width 0.3s ease;
    border-radius: 4px;
}

.progress-text {
    font-size: 12px;
    color: #666;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.progress-text::after {
    content: "上传中...";
    font-style: italic;
}

/* 上传成功状态样式 */
.progress-bar.upload-success .progress-fill {
    background: linear-gradient(90deg, #28a745, #1e7e34);
}

.upload-success + .progress-text::after {
    content: "✓";
    color: #28a745;
    font-weight: bold;
}

/* 上传失败状态样式 */
.progress-bar.upload-error .progress-fill {
    background: linear-gradient(90deg, #dc3545, #c82333);
}

.upload-error + .progress-text::after {
    content: "✗";
    color: #dc3545;
    font-weight: bold;
}

/* 密码确认验证样式 */
.password-mismatch {
    border-color: #e74c3c !important;
    box-shadow: 0 0 0 2px rgba(231, 76, 60, 0.25) !important;
}

.password-match {
    border-color: #28a745 !important;
    box-shadow: 0 0 0 2px rgba(40, 167, 69, 0.25) !important;
}
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    animation: fadeIn 0.3s ease-in-out;
}

.modal-content {
    background-color: #fff;
    margin: 5% auto;
    padding: 0;
    border-radius: 8px;
    width: 90%;
    max-width: 500px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    animation: slideIn 0.3s ease-out;
}

.modal-content.large {
    max-width: 800px;
}

.modal-header {
    padding: 20px 30px;
    border-bottom: 1px solid #eee;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: #f8f9fa;
    border-radius: 8px 8px 0 0;
}

.modal-header h2 {
    margin: 0;
    color: #333;
    font-size: 1.5rem;
}

.close {
    color: #999;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    transition: color 0.3s;
}

.close:hover {
    color: #333;
}

.modal-body {
    padding: 30px;
}

.form-group {
    margin-bottom: 20px;
}

.form-row {
    display: flex;
    gap: 20px;
    margin-bottom: 20px;
}

.form-row .form-group {
    flex: 1;
    margin-bottom: 0;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: #333;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 14px;
    transition: border-color 0.3s;
    box-sizing: border-box;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: #007bff;
    box-shadow: 0 0 0 2px rgba(0, 123, 255, 0.25);
}

.form-group small {
    display: block;
    margin-top: 5px;
    color: #666;
    font-size: 12px;
}

.form-actions {
    display: flex;
    gap: 15px;
    justify-content: flex-end;
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid #eee;
}

.btn-primary,
.btn-secondary {
    padding: 12px 24px;
    border: none;
    border-radius: 4px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s;
    text-decoration: none;
    display: inline-block;
    text-align: center;
}

.btn-primary {
    background-color: #007bff;
    color: white;
}

.btn-primary:hover {
    background-color: #0056b3;
    transform: translateY(-1px);
}

.btn-secondary {
    background-color: #6c757d;
    color: white;
}

.btn-secondary:hover {
    background-color: #545b62;
    transform: translateY(-1px);
}

/* 用户操作区域样式 */
.user-actions {
    display: flex;
    align-items: center;
    gap: 15px;
}

.user-info {
    display: none;
    align-items: center;
    gap: 10px;
    position: relative;
}

.user-info.show {
    display: flex;
}

.user-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    object-fit: cover;
}

.user-name {
    color: #333;
    font-weight: 500;
}

.user-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    background: white;
    border: 1px solid #ddd;
    border-radius: 4px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    min-width: 150px;
    z-index: 1000;
    display: none;
}

.user-dropdown.show {
    display: block;
}

.user-dropdown a {
    display: block;
    padding: 10px 15px;
    color: #333;
    text-decoration: none;
    transition: background-color 0.3s;
}

.user-dropdown a:hover {
    background-color: #f8f9fa;
}

.login-btn {
    background-color: #007bff;
    color: white;
    padding: 8px 16px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    transition: background-color 0.3s;
}

.login-btn:hover {
    background-color: #0056b3;
}

/* 招标信息显示 */
.tender-info {
    background-color: #f8f9fa;
    padding: 20px;
    border-radius: 4px;
    margin-bottom: 20px;
}

.tender-info h3 {
    margin: 0 0 10px 0;
    color: #333;
}

.tender-info p {
    margin: 5px 0;
    color: #666;
}

/* 动画效果 */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 响应式设计 */
@media (max-width: 768px) {
    .modal-content {
        width: 95%;
        margin: 10% auto;
    }
    
    .modal-content.large {
        max-width: 95%;
    }
    
    .modal-body {
        padding: 20px;
    }
    
    .form-row {
        flex-direction: column;
        gap: 0;
    }
    
    .form-actions {
        flex-direction: column;
    }
    
    .btn-primary,
    .btn-secondary {
        width: 100%;
    }
}